body {
  min-width: 200px;
  min-height: 100px;
  font-family: Arial, sans-serif;
  background: #f5f5f5;
  margin: 0;
  padding: 16px;
}

h1 {
  font-size: 18px;
  color: #333;
  margin-bottom: 12px;
}

button {
  padding: 8px 16px;
  font-size: 16px;
  background: #4caf50;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

button:hover {
  background: #388e3c;
} 